Synergistic antioxidant systems

Details Synergistic antioxidant systems Synergistic antioxidant systems

1997-06-04

2000-09-19

McAvoy, Ellen M.

Solid anti-friction devices, materials therefor, lubricant or se

Lubricants or separants for moving solid surfaces and...

Inorganic compound

508192, 508280, 508563, 252 75, C10M12524, C10M13312

Patent

active

061212091

ABSTRACT:
The invention provides synergistic combinations of phosphorus acid-containing compounds with ashless antioxidants. These combinations dramatically improve the oxidation stability of lubricating compositions, particularly power transmission fluids such as automatic transmission fluids.

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Smalheer et al, "Lubricant Additives", pp. 1-11, 1967.

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